phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '2cfe4d6fd8fc6db96586c9d6f457c533' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('2cfe4d6fd8fc6db96586c9d6f457c533', -1, 1768080803, 1768080803, 'd849d83b', -9, 0)

Line : 180
File : /www/includes/sessions.php